Individual Calculations December 2017
 Zarifi, Sara  Total change: 12.00  Rating chartPersonal card
 13th Shahriar Standard Aban 1396 Tehran IRI 2017-11-12
RcRownchangeKK*chgGame
 1303 1184 2.00 5 0.30 40 12.00 
  Tarzali, Abtin 1351 IRI0.001-0.2840-11.20 
  Rezaei, Amirhossein 1308 IRI1.0010.674026.80 
  Salman, Yasin 1287 IRI0.001-0.3640-14.40 
  Kermani, Barad 1212 IRI1.0010.544021.60 
  Alizadeh, Amirmohammad 1357 IRI0.001-0.2740-10.80 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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